Span Margin CalculatorCreate your portfolio and see exactly how much margin money is required to construct it. The SPAN Margin Calculator breaks down each and every type of margin required (Span, Exposure, VaR, ELM, and Net Premium). You can create a portfolio filled with indices, equities, futures and options from all the major exchanges in India. RKSV provides intraday leverage on margin so you can take advantage of using even less money to trade more.